Improper access control in Apache Airflow - CVE-2021-26559
Published: February 18, 2021
Vulnerability identifier: #VU50791
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-26559
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.
The vulnerability exists due to improper access restrictions in Configurations Endpoint for the Stable API. A remote authenticated attacker can send a specially crafted request and gain access to sensitive information on the target system.
Affected software
Apache Airflow
How to mitigate CVE-2021-26559
Install updates from vendor's website.
Apache Airflow - update to 2.0.1
External References
- http://www.openwall.com/lists/oss-security/2021/02/17/1
- https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E
- https://lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8@%3Cannounce.apache.org%3E